[4] As a member of the Prosvita society, he oversaw the management of Germany's internment camps (Straubing, Forchheim, Regensburg) following World War II.

Director of the UCCA's bureau from 1966 to 1980, after serving as secretary and chairman of the Joint Committee of Ukrainian-American Organizations in New York from 1959 to 1966.

[6] The WCFU's third congress was held in New York City from November 23–26, 1978, Bazarko and Mykola Plaviuk shared power as president.

The presidium published 10,000 copies of the pamphlet "In Search of Freedom: Ukrainians in the Diaspora and in Ukraine" in honor of the Congress.

[7] He was involved in the major administration of the Organization for Defense of Four Freedoms for Ukraine and the "Providennia" Union of Ukrainian Catholics for a considerable amount of time after arriving in the United States in 1949.